Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hang ca tran snippets" » "hang va tran snippets", "nang cao tran snippets", "hang tai tran snippets", "hang ha tran snippets", "hang ca tra snippets", "hang ca tren snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("hang ca tran snippets"))) or ("locating bug core snippets"))~.
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